Simple Machines

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Across
  1. 2. example of a compound machine
  2. 5. how blocks were lifted to make the pyramids
  3. 7. an everyday wheel and axle machine
  4. 9. a compound machine you rode in the past
  5. 10. what type of machine is a drill bit
  6. 11. a second class lever
  7. 14. the part of a lever that turns around a point
  8. 15. the steering wheel in a car is connected to a _____.
  9. 17. one of two families of simple machines
  10. 18. formed of two inclined planes back to back
Down
  1. 1. simple machine that makes work easier
  2. 3. a wheel and axle
  3. 4. you require this, like water
  4. 6. example of a wedge
  5. 8. person who designs buildings
  6. 12. used to lift things like a sail on a boat
  7. 13. a type of wedge
  8. 16. a simple machine in a bike